Decagrame or Decagramme: How To spell?

The word Decagrame is misspelled against Decagramme, a noun meaning "A weight of the metric system; ten grams, equal to about 154.32 grains avoirdupois."

Decagramme has double "mm" is mispronounced as "m"
Remember double 'MM' in between the strings decagra & e which should not be misspelled with single 'M'
Wrong Spelling:  decagra-m-e 
Correct Spelling:  decagra-mm-e 
Explore spell check of Decagramme to spell without errors.

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